| Collector | Madsen, J. E. |
| Number | 50165 |
| Collected with | |
| Country | Ecuador |
| Subpart | CHIMBORAZO |
| County | |
| Locality | Below Alausi, at Río Chanchan. Rocky slope with xerophytic vegetation. |
| Coordinates | 2° 12' S 78° 51' W |
| Minimum elevation (m) | 2400 |
| Maximum elevation (m) | 2400 |
| Start date | 1984/02/04 |
| End date | 1984/02/04 |
| Family | Cactaceae |
| Identification | Cleistocactus sepium var. morleyanus (Britton & Rose)J. E. Madsen |
| Determined by | J. E. Madsen, 1990 (AAU) |
| Identification qualifier | |
| Field notes | Ribs 10. Spines grey, one up to 5 cm long. A clone of distinct habit compared to most plants in the population (eg. EC 50160). |